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Finding the Fourth Proportional to 623,449.27, 934,883.27 and 323,849.42

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Solution

The fourth proportional to 623,449.27, 934,883.27 and 323,849.42 is: 485,623.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,449.27 : 934,883.27 = 323,849.42 : x
  2. Step 2: Convert to fraction form
    623,449.27/934,883.27 = 323,849.42/x
  3. Step 3: Cross multiply
    623,449.27x = 934,883.27 × 323,849.42
  4. Step 4: Simplify right side
    623,449.27x = 302,761,399,677.98
  5. Step 5: Solve for x
    x = 302,761,399,677.98/623,449.27
  6. Step 6: Final answer
    x = 485,623.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.